If I'm correct that would only apply to emails without header data. In the situation where my user sends a mail from his @gmail.com address, there would be a header, therefore I can't change it and the recipient will be able to see the sender's personal address (@gmail.com) and not his associated @mydomain.com address.
On Tue, Feb 2, 2016 at 8:27 AM, Roman Doe <roman.doe...@gmail.com> wrote: > Exactly! > Everytime a @gmail.com sends to a @mydomaine.com I need to rewritte @ > gmail.com to the associated @mydomaine.com > And everytime a @mydomain.com receives a mail it has to be sent to the > associated @gmail.com > > I will try to implement this logic. > Thank you so much for your help, expertise and time!! > > On Tue, Feb 2, 2016 at 8:04 AM, Viktor Dukhovni < > postfix-us...@dukhovni.org> wrote: > >> >> > On Feb 2, 2016, at 1:10 AM, Roman Doe <roman.doe...@gmail.com> wrote: >> > >> > Using this can I do the following process? >> > >> > If 1...@gmail.com = 1...@mydomain.com >> > and 2...@gmail.com = 2...@mydomain.com >> > >> > When 1...@gmail.com sends to 2...@mydomain.com (gmail webmail) >> > Rewrite: 1...@gmail.com in 1...@mydomain.com >> > 2...@gmail.com receives from 1...@mydomain.com (gmail webmail) >> >> No. You can only rewrite either the sender address, the >> recipient address or both. In your case it seems you'd want: >> >> http://www.postfix.org/postconf.5.html#sender_canonical_maps >> >> main.cf: >> indexed = ${default_database_type}:${config_directory}/ >> sender_canonical_maps = ${indexed}sender-canonical >> >> sender-canonical: >> us...@gmail.com us...@example.com >> >> This will apply to all mail sent by us...@gmail.com, regardless >> of the recipient address. >> >> -- >> -- >> Viktor. >> > >